This is the list of Villains in Ben 10: Galactic Legends.
- Driscoll (Arrested)
- Forever Knight Ninja
- Dr. Psychobos (Arrested)
- Khyber (Arrested)
- Khyber's Panuncian (Taken into custody)
- Thunderpig (Arrested)
- Fistrick (Arrested)
- Milfred (Arrested)
- Attea (Arrested)
- Lord Transyl (Null Void)
- Simian (Arrested)
- Albedo (Null Void)
- Psyphon (Null Void)
- Hex (Arrested)
- Argit (Arrested) (Sometimes Neutral)
- Sixsix (Arrested)
- Sevenseven (Arrested)
- Eighteight (Arrested)
- Liam (Arrested)
- Dr. Animo (Arrested)
- Octagon Vreedle (Arrested)
- Rhomboid Vreedle (Arrested)
- Mad Ben (Imprisoned in his dimension)
- Bad Ben (In his dimension)
- Nega Ben (In his dimension)
- Benzarro (In his dimension)
- Dr. Animo (Arrested)
- Charmcaster (Turned to stone) (Arrested)
- Adwaita (Arrested)
- Zs'Skayr (Destroyed)
- Kevin Levin (Formerly)
- Verdona (Formerly)
- Eon (Arrested) (Unknown Residence)
- Vilgax (Null Void)
- The Branium Maximus (Escaped)